NF A49-785-8/A1*NF EN ISO 10893-8/A1:2020 Non-destructive testing of steel tubes - Part 8 : automated ultrasonic testing of seamless and welded steel tubes for the detection of laminar imperfections - Amendment 1 : change acceptance criteria
2020NF A49-785-8/A1*NF EN ISO 10893-8/A1:2020 Non-destructive testing of steel tubes - Part 8 : automated ultrasonic testing of seamless and welded steel tubes for the detection of laminar imperfections - Amendment 1 : change acceptance criteria